2.2. Calculate K for the following reaction given the following equilibrium concentrations of Hz. Co, and H;O. 2.3. When 3.00 mol of A and 4.00 mol of B are placed in a container and allowed to come to equilibrium, the resulting mixture is found to contain 0.80 mol of D. What is the value of K at equilibrium? A(g) + 2B (g) C (g) + D(g) K-???? Initial: 3.00 mol 4.00 mol O mol 0.00 mol Equilibrium: 0.80 mol 2.4. Find final equilibrium concentrations for HA, H", and A: A(g) + 2B (g)- C (g) + D(g) K=???? Initial: 3.00 mol 4.00 mol 0 mol 0.00 mol Equilibrium: 0.80 mol 2.5. What is the equilibrium concentration of D? A(aq) B(s) 20(aq) + D(ag) K = 2.0 x 10* 4.5 x 104 1.2 x 102 ??????? 3. Sodium thiosulphate solution reacts with hydrochloric acid to produce insoluble sulfur. The equation for the reaction is: sodium + hudrochloric sodium sulfur sulfur water